JPH05139527A - Device for toppling sideway workpiece on pallet - Google Patents

Abstract

PURPOSE:To enable even one worker to safely and properly tumble sideway a workpiece erected on a pallet without causing any damage to the workpiece. CONSTITUTION:A pallet inclining device A is to incline a pallet 2 carrying a workpiece G with a hydraulic jack 3. A workpiece toppling device B has a structure where a workpiece support member 8 to support the workpiece G delivered from the pallet 2 is rotatably supported on a frame 13 with a turning cylinder 15. After the workpiece G is transferred to the horizontal support section 8a of the member 8 nearly in erect state, the member 8 is turned by approximately 90 degrees, and the vertical support section 8b thereof is kept horizontal, thereby toppling the workpiece G sideway.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a roll of a plastic film, paper or metal foil wound around a core tube, which is placed on a pallet in an upright position and conveyed to a desired location. The present invention relates to a device used when a raw material placed in a standing posture on a pallet in a part is laid down smoothly.

[0002]

2. Description of the Related Art Such an original fabric is conveyed by placing the original fabric on a pallet in an upright posture. For example, when rewinding a roll of wide plastic film wound by a slitter machine, cutting it to a predetermined width and winding it again, convey the roll manufactured by a film maker to the slitter machine. Then you need to attach it. In this case, the original fabric placed on the pallet in an upright position is laid down and placed on a carrier, and the original fabric is conveyed to the slitter machine by this carrier. Conventionally, when the original fabric is laid down and placed on a transport vehicle, the operator lays the original fabric on the pallet as it is. The original fabric that can be applied to the slitter machine is a light one.
It is around 00kg, and 200-300 when it becomes heavy.
up to kg. For this reason, a heavy material cannot be laid down by one worker, and requires two or three people.
In addition to this, since the operator rolls over the original fabric on the pallet as it is, there is a danger due to the wrong direction of falling, and if the impact when the original fabric falls is large, damage the original fabric itself. It also becomes.

[0003]

SUMMARY OF THE INVENTION It is an object of the present invention to provide a device that allows one operator to safely and surely overturn an original material placed upright on a pallet.

[0004]

In order to solve this problem, a device for overturning a raw material according to the present invention places a pallet on which a raw material is placed in an upright posture on a pallet base,
A pallet inclining device for inclining the pallet by slightly lifting one end of the pallet by a jacking means, and a horizontal supporting part and a vertical supporting part are connected at a right angle to each other, and an original fabric support having an L-shaped side surface is supported. The member includes an original reversing device supported on a frame so that the member can be rotated about 90 ° about a horizontal support shaft by a rotating means, and the pallet tilting device is arranged in front of the original reversing device. The pallet inclining device slightly inclines the pallet on which the upright material is placed, and the inclination angle of the lateral support portion forming the original material supporting member is substantially equal to the inclination angle of the pallet. After rotating the original fabric support member by the rotating means to transfer the standing original fabric mounted on the pallet to the lateral support portion of the original fabric support member, the original fabric support member is formed. Vertical The original fabric support member is rotated until the holding portion is substantially horizontal, and the standing original fabric is supported by the vertical support portion of the original fabric support member, so that the original fabric is laid sideways. It is characterized by

[0005]

When the pallet on which the original fabric is placed in the upright posture is placed on the pallet base of the pallet tilting device, one end of the pallet is lifted by the jack means to slightly tilt the pallet. Next, by operating the rotating means of the original reversing device, until the inclination angle of the lateral support portion of the original fabric supporting member forming the same becomes substantially the same as that of the pallet, the original fabric supporting member is moved. Rotate. As a result, since the upper surface of the original fabric supporting member and the upper surface of the pallet are substantially flush with each other and inclined by a predetermined angle, the original fabric placed on the pallet in a substantially upright posture can be maintained in the same posture. It is slid and transferred to the lateral support portion of the original fabric support member. As a result, the substantially upright original fabric is placed and supported on the horizontal support portion of the original fabric support member, and a part of the side surface thereof abuts the vertical support portion. After that, when the original fabric support member is rotated by the rotating means until the vertical support portion becomes substantially horizontal, the original fabric supported by the horizontal support portion and standing upright,
It is supported by the vertical support and falls down. The original fabric is transferred and transported to a transport vehicle that stands by behind or on the side of the original fabric support member.

[0006]

EXAMPLES The present invention will be described in more detail below with reference to examples. A device for laying down a roll on a pallet according to the present invention is a pallet tilting device A for tilting a pallet on which the roll is erected and transferred from the pallet tilting device A in a substantially upright posture. An original reversing device B for overturning the original fabric.

First, the pallet tilting device A will be described with reference to FIGS. The pallet base 1 is for mounting the pallet 2 on which the original fabric G is placed, and has a rectangular shape substantially corresponding to the shape of the pallet 2. Hydraulic jacks 3 are attached to both sides of the front end of the pallet base 1, and an upper portion of a lever 4 is fixed to the jack shaft 3a. The lower end of the lever 4 is a support arm 4a protruding rearward. A narrow stop plate 5 is fixed to the upper surface of the rear end portion of the pallet base 1 along the rear end surface 1a. Square pallet 2
On one side surface, a pair of fitting grooves 6 are provided at the same side surface as the interval between the pair of hydraulic jacks 3 and are opened. The support arm 4 a of the lever 4 is inserted into the fitting groove 6.
When the jack shaft 3a of the hydraulic jack 3 is projected and the side of the pallet 2 opposite to the side where the fitting groove 6 is provided is prevented from slipping by the stop plate 5, as shown in FIG. This side of 2 is lifted and this pallet 2 is tilted. It should be noted that in FIG. 1 and FIG. 3, 7 is a pallet 2 for inserting a forklift claw.
2 shows a pair of claw insertion holes provided on the lower surface of the.

Next, the original reversing device B will be described with reference to FIGS. 1 and 2. The original fabric supporting member 8 constituting the original inversion device B is a member for supporting the original fabric G transferred from the pallet 2, and is a lateral support portion 8.
The a and the vertical support portion 8b are joined at a right angle, and the side surface is L-shaped. The horizontal support portion 8a and the vertical support portion 8b that form the original fabric support member 8 are both configured by roller conveyors. That is, a large number of rollers 9 are supported between a pair of lateral plates 10 facing each other, and coupling plates 31 and 32 are provided on the lower surface of the lateral support portion 8a and the back surface of the vertical support portion 8b, respectively. Then, these two connecting plates 31, 3
2 are integrally connected to each other, and the horizontal support portion 8a and the vertical support portion 8b are integrally connected to each other to have an L-shaped side surface.
The horizontal support portion 8a and the vertical support portion 8b have lengths corresponding to the bottom surface and the side surface of the original fabric G, respectively. Side plates 11 are attached to both side surfaces of the vertical support portion 8b. A base plate 12 connected to the pallet base 1 is installed on a floor surface F, and a predetermined space is provided on the base plate 12 along a direction orthogonal to the transfer direction P (see FIG. 3) of the original fabric G. A pair of frames 13 are fixedly installed, and an upper end portion of the frame 13 serves as a bearing portion 13a. The original fabric support member 8 is arranged between the pair of frames 13, and the side plate 11 is supported by a bearing portion 13a at the upper end of the frame 13 via a horizontal fulcrum shaft 14. For this reason, the original fabric support member 8 has a structure which rotates about the fulcrum shaft 14 in a vertical plane. When the original fabric support member 8 is supported by the pair of frames 13, the rollers 9 provided on the original fabric support member 8 and the pallet base 1
It is parallel to the rear end face 1a.

The rotating cylinder 15 is the original fabric supporting member 8
Is a drive source for rotating the, and as shown in FIG.
It is provided on one side of the base plate 12. The base end of the rotating cylinder 15 has a support 16 fixed to the base plate 12.
It is pivotally attached via a pin 17. The tip of the rod 18 of the rotating cylinder 15 is pivotally attached to the side plate 11 via a pin 19. An operation lever support plate 21 is vertically attached to the outside of one frame 13,
The operation lever support plate 21 is provided with first and second operation levers 22 and 23 in the vertical direction. The first and second operation levers 22 and 23 operate the hydraulic jack 3 and the rotary cylinder 15, respectively.

Next, the operation of the above device will be described. In the state shown in FIGS. 1 and 2, the original fabric support member 8
The horizontal support portion 8a is horizontal (hence the vertical support portion 8b is vertical), and the lower surface thereof is the support block 2
Supported by 4. A pallet 2 on which the original fabric G is placed in an upright posture is placed on the pallet table 1 by a forklift (not shown). At this time, the pallet 2 is placed on the pallet base 1 such that the side surface of the pallet 2 provided with the fitting groove 6 faces the pair of hydraulic jacks 3. As a result, the support arm 4a of the lever 4 is inserted into each of the fitting grooves 6 provided in the pallet 2, and the side surface of the pallet 2 facing the side surface where the fitting groove 6 is provided contacts the stop plate 5. Then, the original fabric G transferred to the original fabric support member 8 is moved to a position immediately before the lateral support portion 8a, and then the first fabric
The pair of hydraulic jacks 3 are operated by operating the operation lever 22 of. As a result, the jack shaft 3a of each hydraulic jack 3 is projected and the lever 4 is raised, so that the side surface of the pallet 2 in which the fitting groove 6 is provided is lifted by a predetermined height by the support arm 4a, and this pallet is lifted. 2 tilts (see FIG. 3).

Next, the second operating lever 23 is operated to retract the rod 18 of the rotating cylinder 15 by a predetermined length so that the upper surface of the lateral supporting portion 8a of the original fabric supporting member 8 and the upper surface of the pallet 2 are separated from each other. The original fabric support member 8 is slightly rotated counterclockwise until it becomes a position on the substantially same plane. In this state,
The original fabric G placed on the pallet 2 is slid, and as shown by the alternate long and short dash line in FIG.
Transfer to a. The pallet 2 on which the original fabric G is placed is inclined, and the lateral support portion 8 that constitutes the original fabric support member 8 is formed.
Since a is in the form of a roller conveyor, the transfer operation of the original fabric G can be easily performed with a small force. When the original fabric G is transferred to the original fabric support member 8, a part of the side surface thereof is in contact with the vertical support portion 8b. Then, the second operation lever 23
Is operated again to operate the rotating cylinder 15 to retract the rod 18, thereby the original fabric supporting member 8
By rotating it counterclockwise by approximately 90 °,
When b is positioned horizontally, as shown by the chain double-dashed line in FIG. 3, the original fabric G transferred in a substantially upright posture is tumbled until it becomes horizontal.

There are various methods for taking out the original fabric G which is tumbled down and supported by the vertical supporting portion 8b of the original fabric supporting member 8 from the original fabric supporting member 8. For example, as shown in FIGS. 4 and 5, using a carrier 27 in which a gentle V-shaped roller conveyor 25 is attached to the upper surface of a loading platform 26, and as shown in FIG. Positioning the carrier 27 at the side of the tip of the vertical support portion 8b of the member 8,
When the original fabric G, which is laid down on the vertical support portion 8b, is moved in the axial direction, the roller conveyor 25 of the transport vehicle 27 is moved.
The original fabric G can be easily transferred onto the above. In this case as well, since the vertical support portion 8b of the original fabric supporting member 8 has a roller conveyor shape, the original fabric G can be moved with a small force.

In the above embodiment, the horizontal supporting portions 8a and the vertical supporting portions 8b forming the original fabric supporting member 8 are both roller conveyors to reduce the sliding resistance when the original fabric is moving. However, in the present invention, since it is necessary that the side surface shape of the original fabric supporting member composed of the horizontal supporting portion and the vertical supporting portion is L-shaped, the original fabric supporting member is slid. It is also possible to use a plate material having a small resistance.

[0014]

According to the present invention, after the pallet on which the original fabric in the standing posture is placed is placed on the pallet base, one side surface of the pallet is lifted and inclined by the jack means, and the original on the pallet is placed. The original is placed on the pallet in an upright posture by transferring the fabric to the lateral support portion of the original fabric support member and then rotating the original fabric support member by approximately 90 °. Therefore, even if the original fabric is heavy, one operator can surely make the original fabric lie down. As a result, the safety of the work of overturning the original fabric is enhanced, and at the same time, the impact force is not applied to the original fabric when the original fabric is laid down, so that the original fabric is prevented from being damaged.

[Brief description of drawings]

FIG. 1 is a side view of an apparatus for laying down an original fabric according to the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is a side view of the same device in different states.

FIG. 4 is a side view showing a state in which a carrier 27 is located on the side of a sideways original fabric G.

FIG. 5 is a side view of the carrier 27 itself.

[Explanation of symbols]

 A: Pallet tilting device B: Original reversing device 1: Pallet stand 2: Pallet 3: Hydraulic jack (jack means) 8: Original fabric supporting member 8a: Horizontal supporting part of original fabric supporting member 8b: Vertical direction of original fabric supporting member Support part 9: Roller 13: Frame 14: Support shaft 15: Rotating cylinder (rotating means of the original support member)

Claims (2)

[Claims] 1. A device for laying down a roll placed on a pallet in an upright posture, wherein the pallet on which the roll is placed is placed on a pallet stand, and the pallet is placed on the pallet base. A pallet inclining device for inclining the pallet by slightly lifting one end of the pallet by a jacking means, and a raw fabric supporting member having a lateral shape and an L-shaped side surface in which a horizontal supporting portion and a vertical supporting portion are connected at a right angle. An original reversing device supported on a frame so as to be rotatable about 90 ° about a horizontal support shaft by a rotating means, and the pallet inclining device is arranged in front of the original reversing device. While slightly inclining the pallet on which the standing material is placed by the pallet inclining device, the inclination angle of the lateral support portion that constitutes the material supporting member is substantially the same as the inclination angle of the pallet, The original fabric support member is rotated by the rotating means to transfer the standing original fabric mounted on the pallet to the lateral support portion of the original fabric support member, and then the original fabric support member is formed. The original fabric supporting member is rotated until the vertical supporting portion becomes substantially horizontal, and the standing original fabric is supported by the vertical supporting portion of the original fabric supporting member so that the original fabric is laid sideways. A device for laying down the material on the pallet, which is characterized by being 2. A roller member is provided on a surface of the horizontal support portion and the vertical support portion of the original fabric supporting member on the side supporting the original fabric to reduce sliding resistance when the original fabric is transferred. The device for laying down a material roll on a pallet according to claim 1, which is characterized in that.